In order to promote and protect public health, safety, morals, comfort, convenience and general welfare, the city adopts the ordinance codified in this title for the following purposes:
A. To divide the city into zones or districts restricting and regulating therein the location, erection, construction, reconstruction, alteration and use of buildings, structures and land for residence, business and manufacturing and other specified uses;
B. To protect the character and the stability of residential, business and manufacturing areas within the city;
C. To provide adequate light, air, privacy and convenience of access to property;
D. To regulate the intensity of use of lot areas, and to determine the area of open space surrounding buildings necessary to provide adequate light and air;
E. To establish building lines and the location of buildings designed for residential, business, manufacturing or other uses within such areas;
F. To fix reasonable standards to which buildings or structures shall conform;
G. To prohibit uses, buildings or structures incompatible with the character of the districts;
H. To prevent additions to, or alteration or remodeling of, existing buildings or structures in such a manner as to avoid the restrictions and limitations imposed under this title;
I. To limit congestion in the public streets by providing for the off-street parking of motor vehicles and the loading and unloading of commercial vehicles;
J. To protect against fire, explosion, noxious fumes or odors and other hazards;
K. To regulate height and bulk of buildings and structures hereafter to be erected;
L. To preserve the value of land and buildings, and structures;
M. To define and limit the powers and duties of the administrative officers and bodies as provided in this title.
(Ord. 81-11 Art. I § 1, 1980).